30D Ultra-Sil® is a 30 denier 240T Nylon made from a high-tenacity Cordura® brand yarn. High-tenacity nylon is stronger and more abrasion resistant than standard nylon fibres.We use two different versions of 30D Ultra-Sil®: a Sil/PU and a Sil/Sil version depending upon its purpose and use. Sil/Sil 30D high-tenacity Nylon with silicone impregnated on both faces. Silcone impregnation works really well with lightweight fabrics as it improves fabric tear strength, abrasion resistance and packability. Siliconised fabric has a measure of self-healing when punctured. This fabric has a water resistance of 600mm and is used where a product needs to be water-shedding and water resistant but not necessarily waterproof. We use Sil/Sil for products where ultralight weight and strength are most important, such as our Ultra-Sil® Day pack, Duffle, Shopping bag and Sling Bag. Sil/PU 30D high-tenacity Nylon with Silicone impregnated on the outer face and a...

Explore Range (Ultra Sil)

Sea to Summit designs and manufactures the best possible outdoor gear. We choose the highest quality materials, build to the most exacting manufacturing standards, and test products rigorously. We proudly stand behind our gear: all Sea to Summit products carry a lifetime warranty against defects in workmanship and materials to the original owner for the intended life of the product under normal use (subject to proof of purchase from an authorised Sea to Summit reseller). This warranty does not include damage due to improper use or care, accident, or negligence. This warranty also excludes normal wear and tear and material breakdown due to age, use, or environmental conditions. Sea to Summit’s liability for warranty claims will be limited to repair, exchange, replacement, or credit of the purchase price. Our warranty does not cover damage to items stored in, or used in conjunction with our products. Warranty decisions are left to the discretion of the Warranty & Returns Department. Except in...

Explore Range (Lifetime Guarantee)